For decades, most U.S. House seats have mainly been won by the incumbent party
In 2020, 93% of districts were retained by the same party; only 18 of 435 districts (4%) flipped.
Numbers, Facts and Trends Shaping Your World
Read our research on:
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Methodology
About Pew Research Center’s Spring 2024 Global Attitudes Survey Pew Research Center’s survey in Brazil was conducted as part of the Spring 2024 Global Attitudes Survey. Results for the survey are based on telephone, face-to-face and online interviews conducted under the direction of Gallup, Langer Research Associates, Social Research Centre and Verian. The results are […]
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Harassment of religious groups around the world in 2023
Religious groups faced harassment in 192 of 198 countries and territories, matching a previous high from 2022.
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fact sheet
Party Affiliation Fact Sheet (NPORS)
Explore trends in partisan identification among U.S. adults using data from Pew Research Center’s National Public Opinion Reference Survey (NPORS).
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9. Race and ethnicity in religious congregations
Americans who go to religious services tend to worship at places where most other congregants and senior leaders share their race or ethnicity. Religious Landscape Study by Pew Research Center.
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short reads
Q&A: How Pew Research Center estimates the number of unauthorized immigrants living in the U.S.
In this Q&A, we speak with Senior Demographer Jeffrey S. Passel about how the Center estimates the number of unauthorized immigrants in the U.S.
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10. Prayer and other religious practices
Fewer Americans pray daily today than in 2007. Read about how often U.S. adults participate in prayer groups, read scripture and more. Religious Landscape Study by Pew Research Center.
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3. Muslim population change
Muslims are the world’s fastest-growing and second-largest religious group. In the Middle East-North Africa region, they make up 94% of the population.
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How Pew Research Center is – and is not – using AI in our work
In this post, we’ll share our current guidelines for the internal use of artificial intelligence and potential areas of experimentation.
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Appendix C: Comparing the Center’s religion trends with those of other major surveys
Pew Research Center has tracked trends in American religion since 2007 via the Religious Landscape Study (RLS) and since 2020 using the annual National Public Opinion Reference Survey (NPORS). But the RLS and NPORS are hardly the only sources of survey data on religion in the United States. Among others, the General Social Survey (GSS) […]